<template> 
  <div>
    <el-dialog
      :title="dialogInfo.isAdd ? '添加活动' : '编辑活动'"
      :visible.sync="dialogInfo.isShow"
      :before-close="cancel"
      center
      @opened="openEvent"
    >
      <el-form :model="seckInfo" :rules="rules" ref="seckInfo">
        <el-form-item label="活动名称" :label-width="formLabelWidth" prop="title">
          <el-input v-model="seckInfo.title" autocomplete="off"></el-input>
        </el-form-item>

        <el-form-item label="活动期限" :label-width="formLabelWidth" prop="title">
          <el-input v-model="seckInfo.title" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="一级分类" :label-width="formLabelWidth" prop="first_cateid">
          <el-select @change="changeCate(false)" v-model="seckInfo.first_cateid" placeholder="请选择">
            <el-option v-for="item in secklist" :key="item.id" :label="item.title" :value="item.id"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="二级分类" :label-width="formLabelWidth" prop="second_cateid">
          <el-select v-model="seckInfo.second_cateid" placeholder="请选择">
            <el-option
              v-for="item in secondArr"
              :key="item.id"
              :label="item.title"
              :value="item.id"
            ></el-option>
          </el-select>
        </el-form-item>

        <el-form-item label="商品" :label-width="formLabelWidth" prop="goodsid">
          <el-input v-model="seckInfo.goodsid" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="状态" :label-width="formLabelWidth">
          <el-switch
            v-model="seckInfo.status"
            active-color="#13ce66"
            inactive-color="#ff4949"
            :active-value="1"
            :inactive-value="2"
          ></el-switch>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="cancel">取 消</el-button>
        <el-button type="primary" @click="confirm">确 定</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
//引入封装好的接口
import { getSeckAdd, getSeckInfo, getSeckEdit } from "../../request/api";
import { mapActions, mapGetters } from "vuex";
export default {
  data() {
    return {
      seckInfo: {
        first_cateid: "", //一级分类编号
        second_cateid: "", //二级分类编号
        id: 0, //编号，必填项
        title: "", //限时秒杀名称
        begintime: "", //开始时间
        endtime: "", //结束时间
        goodsid: "", //商品编号
        status: 1 //状态1正常2禁用
      },
      formLabelWidth: "120px", //label宽度
      //规则验证
      rules: {
        title: [
          { required: true, message: "请输入活动名称", trigger: "blur" },
          {
            min: 2,
            max: 15,
            message: "长度在 2 到 15 个字符",
            trigger: "blur"
          }
        ],
        first_cateid: [
          { required: true, message: "请选择一级分类", trigger: "change" },
        ],
        second_cateid: [
          { required: true, message: "请选择二级分类", trigger: "blur" },
        ],
        // specsid: [
        //   { required: true, message: "请选择商品规格", trigger: "change" },
        // ],
        // specsattr: [
        //   { required: true, message: "请选择规格属性", trigger: "blur" },
        // ],
      },
      //二级分类数组
      secondArr: [],
      //定义规格属性值数组
      specsArr: []
    };
  },
  computed: {
    ...mapGetters({
      secklist: "seck/getSeckList"
      // specslist: "specs/getSpecsList",
    })
  },
  mounted() {
    //组件一加载就调用活动接口
    if (this.secklist.length == 0) {
      this.getSeck();
    }
    // if (this.specslist.length == 0) {
    //   this.getSpecs();
    // }
    console.log("挂载了。。。。");
  },
  props: ["dialogInfo"],
  methods: {
    //打开弹框触发
    openEvent() {
      console.log("弹框已打开。。。。");
    },
    //切换一级分类获取二级分类
    changeCate(n) {
      let index = this.secklist.findIndex(
        item => item.id == this.seckInfo.first_cateid
      );
      this.secondArr = this.secklist[index].children;
      if (!n) {
        this.seckInfo.second_cateid = "";
      }
    },
    changeSpecs(n) {
      let index = this.secklist.findIndex(
        item => item.id == this.seckInfo.specsid
      );
      this.specsArr = this.secklist[index].attrs;
      if (!n) {
        this.seckInfo.specsattr = [];
      }
    },
    ...mapActions({
      getSeck: "seck/getSeckListAction"
      // getSpecs: "specs/getSpecsListAction",
    })
  },

  ...mapActions({
    getSeckList: "seck/getSeckListAction"
  }),
  //取消
  cancel(e) {
    //去改变父组件的isShow的状态
    this.$emit("cancel", false);
    //调取清空事件
    this.reset();
  },
  //清空
  reset() {
    this.seckInfo = {
      first_cateid: "", //一级分类编号
      second_cateid: "", //二级分类编号
      id: 0, //编号，必填项
      title: "", //限时秒杀名称
      begintime: "", //开始时间
      endtime: "", //结束时间
      goodsid: "", //商品编号
      status: 1 //状态1正常2禁用
    };
    //调用清空验证的方法
    this.$refs.seckInfo.resetFields();
    this.fileList = [];
  },
  //查询一条数据的接口
  lookup(id) {
    getSeckInfo({ id }).then(res => {
      if (res.code == 200) {
        this.seckInfo = res.list;
        this.seckInfo.id = id;
        //针对于规格属性值进行数据格式转化，后端提供的是字符串，我们需要数组
        this.seckInfo.specsattr = this.seckInfo.specsattr.split(",");
        this.changeSeck(true);
      } else {
        this.$message.error(res.msg);
      }
    });
  },
  //确定事件
  confirm() {
    this.$refs.seckInfo.validate(valid => {
      if (valid) {
        this.seckInfo.specsattr = this.seckInfo.specsattr.join(",");
        if (this.dialogInfo.isAdd) {
          getSeckAdd(this.seckInfo).then(res => {
            if (res.code == 200) {
              this.cancel();
              this.getSeckList();
              this.$message.success(res.msg);
            } else {
              this.$message.error(res.msg);
            }
          });
        } else {
          getSeckEdit(this.seckInfo).then(res => {
            if (res.code == 200) {
              this.cancel();
              this.getSeckList();
              this.$message.success(res.msg);
            } else {
              this.$message.error(res.msg);
            }
          });
        }
      } else {
        this.$message.error("验证失败");
        return false;
      }
    });
  }
};
</script>

<style 
scoped>
</style>
